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Tapping after CAM install

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Old Apr 24, 2005, 11:08 PM
  #31  
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hrmmm installed mine yesterday and its sounds perfect? would i notice the tick? kinda weird i never bleed them?

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Old Apr 24, 2005, 11:14 PM
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You would notice. It's fairly pronounced. Thanks for the info guys. Hopefully, I'll get it resolved without replacing the lifter.
Old Apr 25, 2005, 05:49 AM
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Originally Posted by timzcat
I'd say two things at work. Heat in the valvetrain is expanding everything, valves, lash adjusters, even rocker arms. Additionally the oil is up to operating temperature so it flows like water so flow is at it's best. IF there is any restriction in the lash adjusters the oil is much more capable of flowing in and out to properly adjust. When the oil is cold you have plenty of pressure but flow is poor because of it's viscosity. The other thing is cold oil can absorb more noise since it is thicker.
Thanks for the response. I couldn't have said it better.
Old Apr 25, 2005, 08:07 AM
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i have the freakin "ticking" noise with stock cams. but mine goes away. the only thing i dont like, is if i go under the hood with the car on and increase the RPM via the TB i can hear a faint tick here an there. i guess when i have Pruven install my cams i will have them take a look at it
Old Apr 25, 2005, 08:14 AM
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we got the same thing.. it started off with no sound then the sound gradually became louder.. we thought something was wrong an pope the valve cover back off real quick.. resealed it and also put the car back on the ground as it was jacked up on one side.. and the sound was gone.. make sure you tighten those bolts on the cam gear!.. we missed that part and found out there was a problem real quick... we also broke a bolt on the second pair that was installed.
Old Apr 25, 2005, 08:17 AM
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Originally Posted by SuperchargedGTZ
i have the freakin "ticking" noise with stock cams. but mine goes away. the only thing i dont like, is if i go under the hood with the car on and increase the RPM via the TB i can hear a faint tick here an there. i guess when i have Pruven install my cams i will have them take a look at it
What kind of mileage you have? They are probably dirty.
Old Apr 25, 2005, 11:25 AM
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40K as of yesterday
Old Apr 25, 2005, 11:33 AM
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Yeah you can probably get rid of the noise if you cleaned them. It was very common on the DSMs and that was the cure. They are the same lifters anyway.
Old Apr 25, 2005, 11:53 AM
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hrmmm so should i be worried if i installed mine and didnt bleed them and it sounds perfectly fine and have been running awsome? its only been 2 days now but i have driven a lot..

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Old Apr 25, 2005, 12:33 PM
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anyone replaced lifters yet??
Old Apr 25, 2005, 12:58 PM
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MadMsheen... we ought to hook up. I'd like to hear yours compared to mine. I'll PM you my cell #...
Old Apr 25, 2005, 01:07 PM
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Bump for my question
Old Apr 25, 2005, 01:20 PM
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Originally Posted by SterlingEvo
MadMsheen... we ought to hook up. I'd like to hear yours compared to mine. I'll PM you my cell #...
Steve, did yours get louder after the cam install?
Old Apr 25, 2005, 01:47 PM
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Originally Posted by Evoisdream
hrmmm so should i be worried if i installed mine and didnt bleed them and it sounds perfectly fine and have been running awsome? its only been 2 days now but i have driven a lot..

evoisdream
No, you just got lucky. Usually what happens is the extra lift slams the piston back in on the lifter and blows the seal and then the lifter is dead. This usually only happens on one or 2 on the intake side because the cam rotates towards the lash adjusters.
Old Apr 25, 2005, 01:49 PM
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Originally Posted by 93civEJ1
anyone replaced lifters yet??
Yes, someone who didn't bleed them had a noise so he was going to clean them. When he took it apart #2 intake lifter was bad so he had to replace it. I think he still went ahead and cleaned the rest while he was at it.


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